Granted Patent
Utility
US 6,544,686 · App. 09/718,438
Metal-alkaline battery cells with reduced corrosion rates
Inventors:
Yair Ein-Eli, Chen Menachem, Yuli Zingerman
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Nov 22, 2000
Inventors
Yair Ein-Eli
Chen Menachem
Yuli Zingerman
Assignee (at issue)
Electric Fuel Limited
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.